Pith Number

pith:KW4HLYOC

pith:2025:KW4HLYOC4WIDMB3DWKVVEGYLJM

not attested not anchored not stored refs pending

Clustering via Self-Supervised Diffusion

Ari Pakman, Irit Chelly, Oren Freifeld, Roy Uziel

arxiv:2507.04283 v2 · 2025-07-06 · cs.AI · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KW4HLYOC4WIDMB3DWKVVEGYLJM}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T11:45:15.300510Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55b875e1c2e590360763b2ab521b0b4b0fe75a5798893dcd6a46655351622c95

Aliases

arxiv: 2507.04283 · arxiv_version: 2507.04283v2 · doi: 10.48550/arxiv.2507.04283 · pith_short_12: KW4HLYOC4WID · pith_short_16: KW4HLYOC4WIDMB3D · pith_short_8: KW4HLYOC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/KW4HLYOC4WIDMB3DWKVVEGYLJM \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 55b875e1c2e590360763b2ab521b0b4b0fe75a5798893dcd6a46655351622c95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73d42008cddfdc791b01bc24cc7928ed6b4d3bb96adb1f86e6c660d1297d29db",
    "cross_cats_sorted": [
      "cs.CV"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-07-06T07:57:08Z",
    "title_canon_sha256": "e2092b8e5f598ef40e0c6bff23472f749607f5f72b94a24059e315404d77e745"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.04283",
    "kind": "arxiv",
    "version": 2
  }
}